Home / 925,063.47-1,276,615.64-517,182.50

Finding the Fourth Proportional to 925,063.47, 1,276,615.64 and 517,182.50

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Solution

The fourth proportional to 925,063.47, 1,276,615.64 and 517,182.50 is: 713,727.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,063.47 : 1,276,615.64 = 517,182.50 : x
  2. Step 2: Convert to fraction form
    925,063.47/1,276,615.64 = 517,182.50/x
  3. Step 3: Cross multiply
    925,063.47x = 1,276,615.64 × 517,182.50
  4. Step 4: Simplify right side
    925,063.47x = 660,243,259,265.31
  5. Step 5: Solve for x
    x = 660,243,259,265.31/925,063.47
  6. Step 6: Final answer
    x = 713,727.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.